Assertion (A): Human beings modify the natural environment to suit their needs.
Reason (R): Modifications to the environment often result in pollution, deforestation, and depletion of natural resources.
1
Both A and R are true, and R is the correct explanation of A.
2
Both A and R are true, but R is not the correct explanation of A.
3
A is true, but R is false.
4
A is false, but R is true.